3881665

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 4884480

約数和(自身を除く): 1002815

約数列:

[1, 5, 31, 79, 155, 317, 395, 1585, 2449, 9827, 12245, 25043, 49135, 125215, 776333, 3881665]

約数ペア:

[(1, 3881665), (5, 776333), (31, 125215), (79, 49135), (155, 25043), (317, 12245), (395, 9827), (1585, 2449)]